The Approach External is identified by letter "X" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0SJJX
Inspection of Left Tarsal Joint, Percutaneous Approach
Inspection of Left Tarsal Joint, External Approach
Inspection of Left Tarsal Joint, Open Approach
Inspection of Left Tarsal Joint, Perc Endo Approach